43142680647domain: NAppears in sequencesNumber of nX5 0..2 arrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value 2-x(i,j).at n=6A230065Number of nX7 0..2 arrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value 2-x(i,j).at n=4A230067